max/embassy
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

stm32: No need to enable GPIO clocks manually

Browse Source
This commit is contained in:
Timo Kröger
2021-07-23 14:24:38 +02:00
parent ec5d44333a
commit 5ac91933ff
21 changed files with 36 additions and 221 deletions
Download Patch File Download Diff File Expand all files Collapse all files

13
examples/stm32h7/src/bin/blinky.rs
View File

@ -28,8 +28,7 @@ fn main() -> ! {
let rcc = pp.RCC.constrain();
rcc
.sys_ck(96.mhz())
rcc.sys_ck(96.mhz())
.pclk1(48.mhz())
.pclk2(48.mhz())
.pclk3(48.mhz())
@ -47,16 +46,6 @@ fn main() -> ! {
w
});
pp.RCC.ahb4enr.modify(|_, w| {
w.gpioaen().set_bit();
w.gpioben().set_bit();
w.gpiocen().set_bit();
w.gpioden().set_bit();
w.gpioeen().set_bit();
w.gpiofen().set_bit();
w
});
let p = embassy_stm32::init(Default::default());
let mut led = Output::new(p.PB14, Level::High, Speed::Low);

24
examples/stm32h7/src/bin/dac.rs
View File

@ -13,9 +13,9 @@ use embassy_stm32::gpio::NoPin;
use example_common::*;
use cortex_m_rt::entry;
use embassy_stm32::dac::{Channel, Dac, Value};
use stm32h7::stm32h743 as pac;
use stm32h7xx_hal::prelude::*;
use embassy_stm32::dac::{Dac, Value, Channel};
#[entry]
fn main() -> ! {
@ -23,13 +23,11 @@ fn main() -> ! {
let pp = pac::Peripherals::take().unwrap();
let pwrcfg = pp.PWR.constrain()
.freeze();
let pwrcfg = pp.PWR.constrain().freeze();
let rcc = pp.RCC.constrain();
rcc
.sys_ck(96.mhz())
rcc.sys_ck(96.mhz())
.pclk1(48.mhz())
.pclk2(48.mhz())
.pclk3(48.mhz())
@ -47,21 +45,11 @@ fn main() -> ! {
w
});
pp.RCC.apb1lenr.modify(|_, w|{
pp.RCC.apb1lenr.modify(|_, w| {
w.dac12en().set_bit();
w
});
pp.RCC.ahb4enr.modify(|_, w| {
w.gpioaen().set_bit();
w.gpioben().set_bit();
w.gpiocen().set_bit();
w.gpioden().set_bit();
w.gpioeen().set_bit();
w.gpiofen().set_bit();
w
});
let p = embassy_stm32::init(Default::default());
let mut dac = Dac::new(p.DAC1, p.PA4, NoPin);
@ -79,11 +67,11 @@ use micromath::F32Ext;
fn to_sine_wave(v: u8) -> u8 {
if v >= 128 {
// top half
let r = 3.14 * ( (v-128) as f32/ 128.0) ;
let r = 3.14 * ((v - 128) as f32 / 128.0);
(r.sin() * 128.0 + 127.0) as u8
} else {
// bottom half
let r = 3.14 + 3.14 * (v as f32/ 128.0);
let r = 3.14 + 3.14 * (v as f32 / 128.0);
(r.sin() * 128.0 + 127.0) as u8
}
}

12
examples/stm32h7/src/bin/eth.rs
View File

@ -106,8 +106,6 @@ static NET_RESOURCES: Forever<StackResources<1, 2, 8>> = Forever::new();
#[entry]
fn main() -> ! {
use stm32_metapac::RCC;
info!("Hello World!");
info!("Setup RCC...");
@ -123,16 +121,6 @@ fn main() -> ! {
let mut rcc = Rcc::new(&mut p.RCC, RccConfig::default());
rcc.enable_debug_wfe(&mut p.DBGMCU, true);
unsafe {
RCC.ahb4enr().modify(|w| {
w.set_gpioaen(true);
w.set_gpioben(true);
w.set_gpiocen(true);
w.set_gpioden(true);
w.set_gpioien(true);
});
}
let rtc_int = interrupt_take!(TIM2);
let rtc = TIMER_RTC.put(Clock::new(p.TIM2, rtc_int));
rtc.start();

10
examples/stm32h7/src/bin/usart.rs
View File

@ -77,16 +77,6 @@ fn main() -> ! {
w
});
pp.RCC.ahb4enr.modify(|_, w| {
w.gpioaen().set_bit();
w.gpioben().set_bit();
w.gpiocen().set_bit();
w.gpioden().set_bit();
w.gpioeen().set_bit();
w.gpiofen().set_bit();
w
});
unsafe { embassy::time::set_clock(&ZeroClock) };
let executor = EXECUTOR.put(Executor::new());

7
examples/stm32h7/src/bin/usart_dma.rs
View File

@ -12,18 +12,18 @@ use core::fmt::Write;
use embassy::executor::Executor;
use embassy::time::Clock;
use embassy::util::Forever;
use embassy_stm32::dbgmcu::Dbgmcu;
use embassy_stm32::dma::NoDma;
use embassy_stm32::usart::{Config, Uart};
use embassy_stm32::dbgmcu::Dbgmcu;
use example_common::*;
use embassy_traits::uart::Write as _Write;
use example_common::*;
use hal::prelude::*;
use stm32h7xx_hal as hal;
use cortex_m_rt::entry;
use stm32h7::stm32h743 as pac;
use heapless::String;
use stm32h7::stm32h743 as pac;
#[embassy::task]
async fn main_task() {
@ -40,7 +40,6 @@ async fn main_task() {
info!("wrote DMA");
}
}
struct ZeroClock;